The KX-UTG300 features a 2 Gigabit Ethernet ports, full duplex speakerphone, nine ringtones, nine-level ringer volume, headset port, electric hook switch control port, six SIP accounts, IPv4/IPv6 versions, DHCP clients, DNS, HTTP/HTTPS, SNTP client, VLAN (802.1q) Qos (DiffServ).